English
Language : 

VS-SD553CS50L Datasheet, PDF (2/8 Pages) Vishay Siliconix – High voltage ratings up to 4500 V
www.vishay.com
VS-SD553C..S50L Series
Vishay Semiconductors
FORWARD CONDUCTION
PARAMETER
Maximum average forward current 
at heatsink temperature
Maximum RMS forward current
Maximum peak, one-cycle forward,
non-repetitive surge current
Maximum I2t for fusing
Maximum I2t for fusing
Low level value of threshold voltage
High level value of threshold voltage
Low level value of forward
slope resistance
High level value of forward
slope resistance
Maximum forward voltage drop
SYMBOL
IF(AV)
IF(RMS)
IFSM
I2t
I2t
VF(TO)1
VF(TO)2
rf1
rf2
VFM
TEST CONDITIONS
180° conduction, half sine wave
Double side (single side) cooled
25 °C heatsink temperature double side cooled
t = 10 ms
t = 8.3 ms
No voltage 
reapplied
t = 10 ms
t = 8.3 ms
t = 10 ms
t = 8.3 ms
50 % VRRM
reapplied
No voltage 
reapplied
Sinusoidal half wave,
initial TJ = TJ maximum
t = 10 ms
t = 8.3 ms
50 % VRRM
reapplied
t = 0.1 to 10 ms, no voltage reapplied
(16.7 % x  x IF(AV) < I <  x IF(AV)), TJ = TJ maximum
(I >  x IF(AV)), TJ = TJ maximum
(16.7 % x  x IF(AV) < I <  x IF(AV)), TJ = TJ maximum
(I >  x IF(AV)), TJ = TJ maximum
Ipk = 1500 A, TJ =125 °C, tp = 10 ms sinusoidal wave
VALUES
560 (210)
55 (85)
1120
12 000
12 570
10 100
10 570
721
658
510
466
7210
1.77
1.95
0.98
0.89
3.24
UNITS
A
°C
A
kA2s
kA2s
V
mW
V
RECOVERY CHARACTERISTICS
CODE
MAXIMUM VALUE
AT TJ = 25 °C
trr AT 25 % IRRM
(μs)
TEST CONDITIONS
Ipk
SQUARE dI/dt
Vr
PULSE (A/μs) (V)
(A)
S50
5.0
1000
100
- 50
TYPICAL VALUES
AT TJ = 125 °C
trr AT 25 % IRRM Qrr
Irr
(μs)
(μC)
(A)
6.0
900
250
IFM
trr
dir
t
dt
Qrr
IRM(REC)
THERMAL AND MECHANICAL SPECIFICATIONS
PARAMETER
SYMBOL
TEST CONDITIONS
Maximum junction operating
temperature range
TJ
Maximum storage temperature range
Maximum thermal resistance,
junction to heatsink
TStg
RthJ-hs
DC operation single side cooled
DC operation double side cooled
Mounting force, ± 10 %
Approximate weight
Case style
Conforms to JEDEC
VALUES
UNITS
- 40 to 125
°C
- 40 to 150
0.073
K/W
0.031
14 700
N
(1500)
(kg)
255
g
DO-200AB (B-PUK)
RthJ-hs CONDUCTION
CONDUCTION ANGLE
SINUSOIDAL CONDUCTION
SINGLE SIDE DOUBLE SIDE
180°
0.009
0.009
120°
0.011
0.011
90°
0.014
0.014
60°
0.020
0.020
30°
0.036
0.036
RECTANGULAR CONDUCTION
SINGLE SIDE DOUBLE SIDE
0.006
0.006
0.011
0.011
0.015
0.015
0.021
0.021
0.036
0.036
TEST CONDITIONS
TJ = TJ maximum
UNITS
K/W
Note
• The table above shows the increment of thermal resistance RthJ-hs when devices operate at different conduction angles than DC
Revision: 04-Apr-14
2
Document Number: 93177
For technical questions within your region: DiodesAmericas@vishay.com, DiodesAsia@vishay.com, DiodesEurope@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000